Cymer or Cymmer may refer to:
Cymer Abbey a Cistercian abbey in Wales
Cymmer Colliery explosion, a mining accident in the Rhondda Valley in 1856
There are several places in Wales named Cymmer (standard Welsh: Cymer, meaning "confluence").
Cymmer, Rhondda Cynon Taf, a village and community near Porth
Cymmer, Neath Port Talbot, a village in the Afan Valley (also spelt Cymer)
Cymer (Edeirnion) (sometimes spelt Cymmer), a place in the former parish of Llangar, Denbighshire
Distance between:
London to Cymmer152 Miles / 245 Kms Liverpool to Cymmer125 Miles / 201 Kms
51.651944,-3.647563